*{
  margin: 0;
  padding: 0;
  font-size: 14px;
}

body,html{
  height: 100%;
  width: 100%;
}

#app {
  font-weight: normal;
  display: block;
  height: 100%;
  width: 100%;
  margin: 0 auto;
}

.chat-col {
  display: block;
  box-sizing: border-box;
  min-height: 1px;
}
